Arnold, V. I. (1973). Ordinary differential equations. Cambridge, Mass. : MIT press.
Cita Chicago (17th ed.)Arnold, V. I. Ordinary Differential Equations. Cambridge, Mass. : MIT press, 1973.
Cita MLA (9th ed.)Arnold, V. I. Ordinary Differential Equations. Cambridge, Mass. : MIT press, 1973.
Atenció: Aquestes cites poden no estar 100% correctes.